X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/highlighter/src/java/org/apache/lucene/search/highlight/SimpleHTMLEncoder.java

diff --git a/lucene-java-3.5.0/lucene/contrib/highlighter/src/java/org/apache/lucene/search/highlight/SimpleHTMLEncoder.java b/lucene-java-3.5.0/lucene/contrib/highlighter/src/java/org/apache/lucene/search/highlight/SimpleHTMLEncoder.java
new file mode 100644
index 0000000..30bf38b
--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/highlighter/src/java/org/apache/lucene/search/highlight/SimpleHTMLEncoder.java
@@ -0,0 +1,81 @@
+package org.apache.lucene.search.highlight;
+/**
+ * Copyright 2005 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Simple {@link Encoder} implementation to escape text for HTML output
+ *
+ */
+public class SimpleHTMLEncoder implements Encoder
+{
+	public SimpleHTMLEncoder()
+	{
+	}
+
+	public String encodeText(String originalText)
+	{
+		return htmlEncode(originalText);
+	}
+	
+	/**
+	 * Encode string into HTML
+	 */
+	public final static String htmlEncode(String plainText) 
+	{
+		if (plainText == null || plainText.length() == 0)
+		{
+			return "";
+		}
+
+		StringBuilder result = new StringBuilder(plainText.length());
+
+		for (int index=0; index<plainText.length(); index++) 
+		{
+			char ch = plainText.charAt(index);
+
+			switch (ch) 
+			{
+			case '"':
+				result.append("&quot;");
+				break;
+
+			case '&':
+				result.append("&amp;");
+				break;
+
+			case '<':
+				result.append("&lt;");
+				break;
+
+			case '>':
+				result.append("&gt;");
+				break;
+
+			default:
+				   if (ch < 128) 
+				   {
+			           result.append(ch);
+			       } 
+				   else 
+			       {
+			           result.append("&#").append((int)ch).append(";");
+			       }
+			}
+		}
+
+		return result.toString();
+	}
+}
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